Property, Plant, and Equipment (Details) - USD ($) $ in Millions	12 Months Ended
	Jun. 30, 2015	Jun. 30, 2014	Jun. 30, 2013
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment, Gross	$ 1,776.4	$ 1,718.7
Accumulated Depreciation	(1,103.7)	(1,051.6)
Property, Plant and Equipment, Net	672.7	667.1
Depreciation Expense	127.2	124.1	$ 113.8
Land and Building [Member]
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment, Gross	730.6	705.9
Data Processing Equipment [Member]
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment, Gross	588.5	565.7
Furniture and Fixtures [Member]
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment, Gross	$ 457.3	$ 447.1